9904146 has 16 divisors (see below), whose sum is σ = 22638144. Its totient is φ = 2829744.

The previous prime is 9904133. The next prime is 9904157. The reversal of 9904146 is 6414099.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117865 + ... + 117948.

It is an arithmetic number, because the mean of its divisors is an integer number (1414884).

Almost surely, 2^9904146 is an apocalyptic number.

9904146 is an abundant number, since it is smaller than the sum of its proper divisors (12733998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9904146 is a wasteful number, since it uses less digits than its factorization.

9904146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235825.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 9904146 is about 3147.0853181952. The cubic root of 9904146 is about 214.7528871702.

The spelling of 9904146 in words is "nine million, nine hundred four thousand, one hundred forty-six".